Nanyi Valley is located inside Nyingchi Prefecture in the Tibet Autonomous Region and because of its wide, thick forest and lush water resources, is known as the "oxygen pump" of the region. From June to August, the landscape runs wild with blooming violets, a sight that attracts large numbers of tourists. [Photo/ CRIENGLISH.com]

　　Nanyi Valley is located inside Nyingchi Prefecture in the Tibet Autonomous Region and because of its wide, thick forest and lush water resources, is known as the "oxygen pump" of the region. From June to August, the landscape runs wild with blooming violets, a sight that attracts large numbers of tourists. [Photo/ CRIENGLISH.com]

　　Nanyi Valley is also home to the Lhoba ethnic minority group, one of the smallest in China. [Photo/CRIENGLISH.com]

　　Nanyi Valley is located inside Nyingchi Prefecture in the Tibet Autonomous Region and because of its wide, thick forest and lush water resources, is known as the "oxygen pump" of the region. From June to August, the landscape runs wild with blooming violets, a sight that attracts large numbers of tourists. [Photo/ CRIENGLISH.com]

　　Nanyi Valley is located inside Nyingchi Prefecture in the Tibet Autonomous Region and because of its wide, thick forest and lush water resources, is known as the "oxygen pump" of the region. From June to August, the landscape runs wild with blooming violets, a sight that attracts large numbers of tourists. [Photo/ CRIENGLISH.com]